Philips India — bluetooth replacement

Address:

Vadodara, Gujarat, 390020

I was using phillips bluetooth since june 2018 it was under warrenty period.
it was not working properly so that i have returned it to service centre on 9th oct 2018. but still they have not replaced it neither they have updated me the status.
my complain.
M very irritating with such kind of reference. No one picking up the call and responding.
Pls look into the matter.
invoice no ( via Flipcart)-FAAAHN[protected]